we are tyco integrated security. and we are sharper. >> brian: wall street also taking a big hit yesterday after the boston attacks. stocks posted their worst day since november 7. the big question is what about today? let's go live now to the new york stock exchange with cheryl casone who normally you're here talking about jobs and how you get us employed. tell us about the people who have jobs o who work on the toc exchange. >> -- stock exchange. >> many new new yorkers are wakg up to certainly a different type of morning here in new york city. that is a new york city on heightened security. we're in front of the new york city stock exchange, one of several big landmarks in new york city under tight security. you mentioned what happened with the stock market yesterday. at the end of the day, what we saw was frankly a panic sell. i don't use that word lightly at all in the last few moments as traders here at the new york stock exchange and around the world were trying to get their head around what was happening in b